<template>
  <div class="login-container">
    <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" auto-complete="on"
      label-position="left" v-if="forgetPwdDialogShow!=true">
      <h3 class="title">cby算法集成系统</h3>
      <el-form-item prop="username">
        <span class="svg-container">
          <svg-icon icon-class="user" />
        </span>
        <el-input v-model="loginForm.username" name="username" type="text" auto-complete="on" placeholder="username" />
      </el-form-item>
      <el-form-item prop="password">
        <span class="svg-container">
          <svg-icon icon-class="password" />
        </span>
        <el-input :type="pwdType" v-model="loginForm.password" name="password" auto-complete="on" placeholder="password"
          @keyup.enter.native="handleLogin" />
        <span class="show-pwd" @click="showPwd">
          <svg-icon icon-class="eye" />
        </span>
      </el-form-item>
      <el-form-item>
        <el-button :loading="loading" type="primary" style="width:100%;" @click.native.prevent="handleLogin">
          登录
        </el-button>
      </el-form-item>
      <el-form-item>
        <el-button :loading="loading" type="primary" style="width:100%;" @click.native.prevent="handleLogin">
          注册
        </el-button>
      </el-form-item>
      <div class="tips">
        <button style="margin-right: 0px;" @click="forgetPwdDialogShow = true"> 忘记密码?</button>
      </div>
    </el-form>
    <!-- 注册表单 -->
    <!-- 忘记密码表单 -->
    <div v-if="forgetPwdDialogShow==true" style="margin: 10px;">
      <h1 style="font-size: 30px;color: white;">找回密码</h1>
      <el-form label-position="right" label-width="80px" :model="forgetPwdDialog">
        <el-form-item label="您的手机">
          <el-input v-model="forgetPwdDialog.phone" style="color: black;"></el-input>
        </el-form-item>
        <el-form-item label="您的邮箱">
          <el-input v-model="forgetPwdDialog.email"></el-input>
        </el-form-item>
<!--        <el-form-item label="验证码">
          <el-input v-model="forgetPwdDialog.email"></el-input>
          <el-button :loading="loading" type="primary" style="width:10%;" @click="handleLogin">
            {{codeText}}
          </el-button>
        </el-form-item> -->
        <div style="margin-left: 30%;">
          <el-button :loading="loading" type="primary" style="width:30%;" @click="handleLogin">
            找回密码
          </el-button>
          <el-button :loading="loading" type="primary" style="width:30%;" @click="handleLogin">
            返回首页
          </el-button>
        </div>
      </el-form>
    </div>
  </div>
</template>

<script>
  import {
    isvalidUsername
  } from '@/utils/validate'

  export default {
    name: 'Login',
    data() {
      const validateUsername = (rule, value, callback) => {
        if (!isvalidUsername(value)) {
          callback(new Error('请输入正确的用户名'))
        } else {
          callback()
        }
      }
      const validatePass = (rule, value, callback) => {
        if (value.length < 5) {
          callback(new Error('密码不能小于5位'))
        } else {
          callback()
        }
      }
      return {
        loginForm: {
          username: 'admin',
          password: 'admin'
        },
        forgetPwdDialog: {

        },
        loginRules: {
          username: [{
            required: true,
            trigger: 'blur',
            validator: validateUsername
          }],
          password: [{
            required: true,
            trigger: 'blur',
            validator: validatePass
          }]
        },
        loading: false,
        pwdType: 'password',
        redirect: undefined,
        forgetPwdDialogShow: false,
        sending: true, //是否发送验证码
        second: 60, //倒计时间
        codeText: '获取验证码'
      }
    },
    watch: {
      $route: {
        handler: function(route) {
          this.redirect = route.query && route.query.redirect
        },
        immediate: true
      }
    },
    methods: {
      showPwd() {
        if (this.pwdType === 'password') {
          this.pwdType = ''
        } else {
          this.pwdType = 'password'
        }
      },
      handleLogin() {
        this.$refs.loginForm.validate(valid => {
          if (valid) {
            this.loading = true
            this.$store.dispatch('Login', this.loginForm).then(() => {
              this.loading = false
              this.$router.push({
                path: this.redirect || '/'
              })
            }).catch(() => {
              this.loading = false
            })
          } else {
            console.log('error submit!!')
            return false
          }
        })
      }
    }
  }
</script>

<style rel="stylesheet/scss" lang="scss">
  $bg:#2d3a4b;
  $light_gray:#eee;

  /* reset element-ui css */
  .login-container {
    .el-input {
      display: inline-block;
      height: 47px;
      width: 85%;

      input {
        background: transparent;
        border: 0px;
        -webkit-appearance: none;
        border-radius: 0px;
        padding: 12px 5px 12px 15px;
        color: $light_gray;
        height: 47px;

        &:-webkit-autofill {
          -webkit-box-shadow: 0 0 0px 1000px $bg inset !important;
          -webkit-text-fill-color: #fff !important;
        }
      }
    }

    .el-form-item {
      border: 1px solid rgba(255, 255, 255, 0.1);
      background: rgba(0, 0, 0, 0.1);
      border-radius: 5px;
      color: #454545;
    }
  }
</style>

<style rel="stylesheet/scss" lang="scss" scoped>
  $bg:#2d3a4b;
  $dark_gray:#889aa4;
  $light_gray:#eee;

  .login-container {
    position: fixed;
    height: 100%;
    width: 100%;
    background-color: $bg;

    .login-form {
      position: absolute;
      left: 0;
      right: 0;
      width: 520px;
      max-width: 100%;
      padding: 35px 35px 15px 35px;
      margin: 120px auto;
    }

    .tips {
      font-size: 14px;
      color: #fff;
      margin-bottom: 10px;

      span {
        &:first-of-type {
          margin-right: 16px;
        }
      }
    }

    .svg-container {
      padding: 6px 5px 6px 15px;
      color: $dark_gray;
      vertical-align: middle;
      width: 30px;
      display: inline-block;
    }

    .title {
      font-size: 26px;
      font-weight: 400;
      color: $light_gray;
      margin: 0px auto 40px auto;
      text-align: center;
      font-weight: bold;
    }

    .show-pwd {
      position: absolute;
      right: 10px;
      top: 7px;
      font-size: 16px;
      color: $dark_gray;
      cursor: pointer;
      user-select: none;
    }
  }
</style>
